Represents allowable ratio for debt instrument for after quarter three.

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Represents allowable ratio for debt instrument for current quarter.

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No definition available.

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Represents allowable ratio for debt instrument for next quarter.

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No definition available.

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Represents allowable ratio for debt instrument for quarter three.

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No definition available.

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Represents allowable ratio for debt instrument for quarter two.

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No definition available.

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Represents the ceiling of funded debt over EBITDA under debt instrument covenants.

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No definition available.

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- Definition

Represents the amount of principal paid during the period on sale leaseback liabilities.

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No definition available.

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Represents the implied interest rate on sale leaseback transactions.

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Represents the term of sale leaseback transactions.

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No definition available.

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The average effective interest rate during the reporting period.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Amount of the required periodic payments including both interest and principal payments.

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- Definition

Nominal or face amount used to calculate payment on derivative.

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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Note J - Long-term Debt (Details Textual) $ in Thousands			6 Months Ended
Note J - Long-term Debt (Details Textual) $ in Thousands	Apr. 22, 2019 USD ($)	Jun. 29, 2018 USD ($)	Dec. 27, 2019 USD ($)	Jan. 28, 2020
Principal Paid on Sale Leaseback Liabilities			$ 36
Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member] \| Interest Rate Swap [Member] \| Bank of Montreal [Member]
Derivative, Notional Amount	$ 20,000		$ 19,000
Maximum [Member]
Sale Leaseback Transactions, Term			5 years
Sale Leaseback Transactions, Implied Interest Rate			25.00%
Minimum [Member]
Sale Leaseback Transactions, Term			3 years
Sale Leaseback Transactions, Implied Interest Rate			7.00%
BMO [Member] \| The 2018 Credit Agreement [Member] \| Revolving Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity		$ 50,000
Debt Instrument, Interest Rate During Period			2.48%
Line of Credit Facility, Current Borrowing Capacity			$ 41,699
Line of Credit Facility, Remaining Borrowing Capacity			$ 8,470
BMO [Member] \| The 2018 Credit Agreement [Member] \| Term Loan [Member]
Debt Instrument, Periodic Payment, Total		$ 500
Debt Instrument, Interest Rate During Period			3.58%
Debt Instrument, Maturity Date	Mar. 04, 2026
BMO [Member] \| The 2018 Credit Agreement [Member] \| Term Loan [Member] \| Minimum [Member]
Debt Instrument, Covenant, Funded Debt to EBITDA Ratio			3
BMO [Member] \| The 2018 Credit Agreement Amendment [Member] \| Revolving Credit Facility [Member] \| Maximum [Member]
Debt Instrument, Covenant, Allowable Ratio, Current Quarter			3
BMO [Member] \| The 2018 Credit Agreement Amendment [Member] \| Revolving Credit Facility [Member] \| Maximum [Member] \| Subsequent Event [Member]
Debt Instrument, Covenant, Allowable Ratio, Current Quarter				4
Debt Instrument, Covenant, Allowable Ratio, Next Quarter				5
Debt Instrument, Covenant, Allowable Ratio, Quarter Two				4
Debt Instrument, Covenant, Allowable Ratio, Quarter Three				3.5
Debt Instrument, Covenant, Allowable Ratio, After Quarter Three				3